以下各组性状中，属于相对性状的是（ ）
A：鹅的白毛和鹅的黄毛
B：羊的黑毛和短腿
C：兔的白毛和猫的白毛
D：菜豆的圆粒和豌豆的高杆
根据短文内容，选出一个最佳答案填入题前的括号内。
Name
Personal Information
Norman Bethune
Born in 1890 in Canada
A doctor
Came to China in1938
Died in 1939 in China
Celine Dion
Born in Montreal, Canada
A singing star
In 1997, sang My Heart Will Go On for the film Titanic
Thomas Edison
Born in 1847, Kentucky, USA
Made over 1,000 inventions
Died in 1931
Bill Gates
Born in 1955 in the USA
Wrote Business @ the Speed of Thought
Owns Microsoft Company
Mark Twain
Born in 1835 in the USA
A writer
Wrote the Adventure of Tom Sawyer
Died in 1910
1)表明愿意参加活动，并给出原因；
2)关闭手机后，你准备在本周日安排哪些活动；
3)表示会向同学们介绍此项活动。
注意：1)词数100左右；
2)可以适当增加细节，以使行文连贯；
3)开头和结尾已为你写好，不计入总词数。
Dear Sir/Madam,
I am pleased to learn about your appeal to spend a Sunday without using smartphones.
Yours,
Li Hua
五月份某运输公司一队运货30.6吨，二队运货35.08吨，三队比二队多运货2.02吨，三个队五月份共运货多少吨？
